1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
|
// Type definitions for iferr 1.0
// Project: https://github.com/shesek/iferr
// Definitions by: segayuu <https://github.com/segayuu>
// Definitions: https://github.com/DefinitelyTyped/DefinitelyTyped
type nodeCallback<T> = (err: Error | null, ...a: T[]) => any;
// Delegates to `succ` on sucecss or to `fail` on error
// ex: Thing.load(123, iferr(cb, thing => ...))
declare function iferr<T>(fail: (err: Error) => void, succ: (...result: T[]) => void): nodeCallback<T>;
declare namespace iferr {
// Delegates to `succ` on sucecss or to `fail` on error
// ex: Thing.load(123, iferr(cb, thing => ...))
function iferr<T>(fail: (err: Error) => void, succ: (...result: T[]) => void): nodeCallback<T>;
// Like iferr, but also catches errors thrown from `succ` and passes to `fail`
function tiferr<T>(fail: (err: Error) => void, succ: (...result: T[]) => void): nodeCallback<T>;
// Delegate to the success function on success, throws the error otherwise
// ex: Thing.load(123, throwerr(thing => ...))
function throwerr<T>(succ: (...result: T[]) => void): nodeCallback<T>;
// Prints errors when one is passed, or does nothing otherwise
// ex: Thing.load(123, printerr)
function printerr(): nodeCallback<any>;
}
export = iferr;
|
